Charging socket

Abstract

The utility model discloses a charging socket, which is provided with a shell and a cooling channel, and the shell comprises a main body, a supporting plate and a plugging column. The main body has a cylindrical outer wall. The supporting plate is arranged in the main body and is perpendicular to the outer wall. The plugging column is arranged on the supporting plate in a protruding manner, and a conductive terminal is arranged in the plugging column. Wherein the cooling channel is provided with an inlet, a main channel and an outlet which are sequentially communicated, the inlet and the outlet are formed in the bottom wall of the main body, the main channel is formed in the supporting plate, and a cooling medium is introduced into the cooling channel. The charging socket provided by the utility model can cool the conductive terminals in the plugging columns, thereby realizing heat dissipation of the charging socket, reducing potential safety hazards, and enhancing charging safety at the same time.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of new energy charging connector, and particularly relates to a charging socket. BACKGROUND

[0002] With the development of new energy electric vehicles, the popularity of new energy electric vehicles is higher and higher, and the performance requirements of charging equipment and charging systems are continuously improved. Charging efficiency is an important indicator and is concerned. The improvement of charging efficiency represents the continuous improvement of the power of the charging gun. However, the continuous improvement of the power of the charging gun will cause a large amount of heat accumulation at the connection between the charging gun and the charging socket on the vehicle, causing a safety hazard of local high temperature. CONTENT OF THE UTILITY MODEL

[0003] The main purpose of the present application is to provide a charging socket, which aims to solve the problem of safety hazard caused by heat generation during charging of the charging socket.

[0004] To achieve the above-mentioned purpose, the utility model provides a charging socket, the charging socket has a shell and a cooling channel, the shell includes a main body, a support plate and a plug-in column, the main body has a cylindrical outer wall, the support plate is arranged in the main body and is arranged vertically with the outer wall, the plug-in column is protruded on the support plate, and a conductive terminal is arranged in the plug-in column, wherein the cooling channel has an inlet, a main channel and an outlet which are communicated in sequence, the inlet and the outlet are arranged on the bottom wall of the main body, the main channel is arranged on the support plate, and a cooling medium is circulated in the cooling channel.

[0005] Optionally, in an embodiment of the utility model, the main body includes a plug-in part, a mounting plate and a tail part which are connected in sequence, and the plug-in part is used for plug-in with the charging gun.

[0006] Optionally, in an embodiment of the utility model, one end of the support plate facing the plug-in part has a first surface, the support plate is provided with a second surface opposite to the first surface, the first surface and the main body form a plug-in cavity, and the second surface and the main body form a mounting cavity.

[0007] Optionally, in an embodiment of the utility model, the main channel is arranged in the support plate and surrounds the outer edge of the support plate.

[0008] Optionally, in an embodiment of the utility model, the cooling channel is arranged in the shell and is integrally formed with the shell.

[0009] Optionally, in an embodiment of the utility model, the cooling medium is a gas.

[0010] Optionally, in an embodiment of the utility model, the import and the export are located at the bottom of the main body, the export is communicated with the atmosphere.

[0011] Optionally, in an embodiment of the utility model, the plug-in post includes power plug-in post, power terminal is arranged in the power plug-in post, the cooling channel is a pipeline, the main channel is provided with a surrounding part for each power plug-in post, and the surrounding part is arranged around the outer wall of the power plug-in post.

[0012] Optionally, in an embodiment of the utility model, the support plate is provided with a first through hole and a second through hole for each power plug-in post, the first through hole and the second through hole are arranged adjacent to each other and to the corresponding power plug-in post; the pipeline enters the plug-in cavity through the first through hole from the installation cavity, forms a surrounding part, and then enters the installation cavity from the second through hole.

[0013] Optionally, in an embodiment of the utility model, the tail bottom end is further provided with a first perforation and a second perforation, the import passes through the first perforation, and the export passes through the second perforation.

[0014] The charging system of the utility model passes through the main channel of the cooling channel arranged on the support plate, so that the cooling medium in the cooling channel can cool the plug-in post on the support plate, to realize the cooling of the conductive terminal in the plug-in post, thereby realizing the heat dissipation of the charging socket. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the structure shown in the drawings without creative labor.

[0016] Figure 1 It is the front perspective view of an embodiment of the charging socket of the utility model;

[0017] Figure 2 It is the side face partial sectional view of an embodiment of the charging socket of the utility model;

[0018] Figure 3 It is the front view schematic drawing of another embodiment of the charging socket of the utility model;

[0019] Figure 4 It is the back view schematic drawing of another embodiment of the charging socket of the utility model.

[0020] Explanation of reference numerals:

[0021] 100, charging socket; 11, main body; 111, plug-in part; 112, mounting plate; 1121, mounting hole; 113, tail part; 1131, first through hole; 1132, second through hole; 12, support plate; 121, first surface; 122, second surface; 123, first through hole; 124, second through hole; 13, plug-in column; 131, power plug-in column; 132, signal plug-in column; 133, ground plug-in column; 14, plug-in cavity; 15, mounting cavity; 20, cooling channel; 21, inlet; 22, outlet; 23, main channel; 231, surrounding part; 232, connecting part; 30, conductive terminal; 31, power terminal; 32, signal terminal; 33, ground terminal.

[0022] The realization, functional features and advantages of the utility model will be further described with reference to the drawings in combination with embodiments. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] It should be noted that all the directionality indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directionality indications also change accordingly.

[0025] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, "and / or" in the full text includes three schemes, taking A and / or B as an example, including A technical solution, B technical solution, and A and B simultaneously satisfying the technical solution; in addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of those skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0026] With the development of new energy electric vehicles, the popularity of new energy electric vehicles is getting higher and higher, and the performance requirements of charging equipment and charging system are continuously improved. Charging efficiency as an important indicator is concerned. The improvement of charging efficiency represents the continuous improvement of the power of the charging gun. However, the continuous improvement of the power of the charging gun will cause a large amount of heat accumulation at the connection between the charging gun and the charging socket on the car, causing a safety hazard of local high temperature.

[0027] In view of this, the utility model provides a kind of charging socket 100, by being provided with the main channel 23 of cooling channel 20 on support plate 12, so that cooling medium in cooling channel 20 can cool the plug-in post 13 located on support plate 12, to realize the cooling of the conductive terminal 30 in plug-in post 13, to realize the heat dissipation of charging socket 100.

[0028] In order to better understand the above technical solutions, the above technical solutions will be described in detail below in conjunction with the drawings.

[0029] As Figures 1-4 As shown in the utility model provides a kind of charging socket 100, charging socket 100 has shell and cooling channel 20, the shell includes main body 11, support plate 12 and plug-in post 13, the main body 11 has cylindrical outer wall;Support plate 12 is located in main body 11 and is vertically arranged with the outer wall;The plug-in post 13 is protruding on the support plate 12, and the conductive terminal 30 is arranged in the plug-in post 13;Wherein, the cooling channel 20 has inlet 21, main channel 23 and outlet 22 in turn, the inlet 21 and the outlet 22 are arranged on the bottom wall of the main body 11, the main channel 23 is arranged on the support plate 12, and cooling medium is passed in the cooling channel 20.

[0030] It can be understood that the shell of the charging socket 100 includes a main body 11, a support plate 12 and a plug-in column 13, wherein the main body 11 is in a cylindrical shape, the support plate 12 is vertically arranged inside the main body 11 and outside the wall of the main body 11, the plug-in column 13 is protruded on the support plate 12, and the conductive terminal 30 is arranged in the plug-in column 13. The conductive terminal 30 includes a power terminal 31, a signal terminal 32 and a grounding terminal 33, wherein the power terminal 31 can transmit a large-power current, and a large amount of heat is generated on the power terminal 31 due to the large power passing through the current, which causes the temperature of the plug-in column 13 connected to the power terminal 31 to rise, and further causes the temperature of the support plate 12 and the main body 11 to rise. The signal terminal 32 can transmit various signals in the charging process, such as connection confirmation signals and communication signals, to ensure the reliable connection between the charging gun and the charging socket 100 and the safe and smooth progress of the charging process. The grounding terminal 33 can quickly introduce the current into the ground in the case of electric leakage, failure, lightning strike or abnormal power grid voltage, to prevent users from being electrocuted by touching the live equipment. By arranging the main channel 23 of the cooling channel 20 on the support plate 12, the support plate 12 can be cooled by the cooling channel 20, and the plug-in column 13 and the conductive terminal 30 can be cooled, thereby achieving heat dissipation of the charging socket 100. It can be understood that the inlet 21 is connected to the refrigeration equipment through a pipeline to transport the cooling medium in the refrigeration equipment to the main channel 23. The outlet 22 can be connected to the refrigeration equipment to transport the warmed cooling medium from the main channel 23 to the refrigeration equipment. The refrigeration equipment can cool the warmed cooling medium and re-transport the processed cooling medium with appropriate temperature to the main channel 23 through the inlet 21. Alternatively, the outlet 22 is directly communicated with the air to directly discharge the warmed cooling medium into the air.

[0031] Further, in an embodiment of the utility model, the main body 11 includes plug-in part 111, mounting plate 112 and tail part 113 connected in sequence, plug-in part 111 is used for and charge the gun to carry out the plug-in.

[0032] It can be understood that the main body 11 includes plug-in part 111, mounting plate 112 and tail part 113 connected in sequence, wherein the mounting plate 112 is provided with mounting hole 1121, so that the charging socket 100 can be fixed on for example new energy charging car through fastener. One side of mounting plate 112 is provided with plug-in part 111, plug-in part 111 and charge the gun to carry out the plug-in, and the other side of mounting plate 112 is provided with tail part 113.

[0033] Further, in an embodiment of the utility model, the support plate 12 has first face 121 towards one end of plug-in part 111, the support plate 12 is provided with second face 122 away from first face 121, first face 121 and main body 11 enclose and form plug-in cavity 14, second face 122 and main body 11 enclose and form mounting cavity 15.

[0034] It can be understood that the first surface 121 and the main body 11 form a plug-in cavity 14, when the charging socket 100 and the charging gun are plugged in, the charging gun extends into the plug-in cavity 14 from the plug-in part 111 and is plugged into the conductive terminal 30 in the plug-in column 13 in the plug-in cavity 14, so as to transmit power and signals. The second surface 122 and the main body 11 form a mounting cavity 15, the conductive terminal 30 extends into the support plate 12 and the plug-in column 13 from the mounting cavity 15, so as to facilitate the plug-in of the charging gun and the conductive terminal 30. It can be understood that the head of the conductive terminal 30 extends into the plug-in column 13 to plug into the charging gun, and the tail end of the conductive terminal 30 is located in the mounting cavity 15 and connected with the wire.

[0035] Further, in an embodiment of the utility model, as shown in Figures 1-2 The main channel 23 is arranged in the support plate 12 and surrounds the outer edge of the support plate 12.

[0036] It can be understood that, as shown in Figure 1 The main channel 23 is arranged in the support plate 12 and surrounds the outer edge of the support plate 12. When the conductive terminal 30 is heated, the heat is transmitted to the support plate 12 through the plug-in column 13, or the temperature on the conductive terminal 30 is transmitted to the support plate 12 through air, and the cooling medium in the main channel 23 in the support plate 12 can absorb the heat on the support plate 12, thereby indirectly cooling the conductive terminal 30.

[0037] Further, in an embodiment of the utility model, the cooling channel 20 is arranged in the shell and is integrally formed with the shell.

[0038] It can be understood that the cooling channel 20 is arranged in the shell and is integrally formed with the shell. In this way, when the shell is formed, the cooling channel 20 is formed in the shell, which reduces the space occupation caused by the additional arrangement of the cooling channel 20, and also reduces the weight of the charging socket 100. It can be understood that the cooling medium can be a liquid. Preferably, the cooling medium is a gas.

[0039] Further, in an embodiment of the utility model, the inlet 21 and the outlet 22 are arranged at the bottom of the main body 11, and the outlet 22 is communicated with the atmosphere.

[0040] It can be understood that by arranging the inlet 21 and the outlet 22 at the bottom of the main body 11, the gas can be directly discharged from the outlet 22 at the bottom of the main body 11 after absorbing heat and being heated in the main channel 23, and it is not easy to be detected.

[0041] Further, in another embodiment of the utility model, as shown in Figures 3-4As shown, the plug-in post 13 comprises a power plug-in post 131, the power plug-in post 131 is provided with a power terminal 31, the cooling channel 20 is a pipe, and the main channel 23 is provided with a surrounding part 231 corresponding to each power plug-in post 131, and the surrounding part 231 is arranged around the outer wall of the power plug-in post 131.

[0042] It can be understood that the plug-in post 13 comprises a power plug-in post 131, a signal plug-in post 132 and a grounding plug-in post 133. The power plug-in post 131 is provided with a power terminal 31, the signal plug-in post 132 is provided with a signal terminal 32, and the grounding plug-in post 133 is provided with a grounding terminal 33. The cooling channel 20 is a pipe, and the cooling medium enters the main channel 23 from the inlet 21 of the pipe and then exits the main channel 23 from the outlet 22 of the pipe. The main channel 23 is provided with a surrounding part 231, and the surrounding part 231 is arranged around the outer wall of the power plug-in post 131. After the cooling medium enters the main channel 23 from the inlet 21, it passes through each surrounding part 231 in turn to cool the power plug-in post 131 surrounded by each surrounding part 231, and the heated cooling medium is discharged from the outlet 22. In this way, the surrounding part 231 of the cooling channel 20 can be tightly attached to the outer wall of the power plug-in post 131, thereby improving the cooling efficiency of the cooling channel 20. Preferably, a connecting part 232 is arranged between adjacent two surrounding parts 231, between the surrounding part 231 and the outlet 22, and between the surrounding part 231 and the inlet 21, and the surrounding part 231, the connecting part 232, the outlet 22 and the inlet 21 jointly form a single-in single-out pipe.

[0043] Further, in an embodiment of the utility model, the support plate 12 is provided with a first through hole 123 and a second through hole 124 corresponding to each power plug-in post 131, and the first through hole 123 and the second through hole 124 are arranged adjacently and correspond to the power plug-in post 131; the pipe enters the plug-in cavity 14 from the first through hole 123 of the mounting cavity 15, forms the surrounding part 231, and then enters the mounting cavity 15 from the second through hole 124.

[0044] It can be understood that, by setting the first through hole 123 and the second through hole 124 beside each power plug post 131, the first through hole 123 and the second through hole 124 are arranged adjacent to and adjacent to the corresponding power plug post 131, so that the layout of each surrounding part 231 in the main channel 23 is closer to the corresponding power plug post 131, facilitating the cooling of the main channel 23 to the power plug post 131. The pipe enters the plug-in cavity 14 from the first through hole 123 through the installation cavity 15, forms the surrounding part 231, and then enters the installation cavity 15 from the second through hole 124, so that the surrounding part 231 is more closely adjacent to the conductive terminal 30 and the plug-in area of the charging gun, which is more conducive to cooling the power plug post 131. Preferably, the surrounding part 231 is arranged adjacent to the support plate 12. It can be understood that, by arranging the surrounding part 231 adjacent to the support plate 12, interference of the surrounding part 231 to the plug-in of the charging gun is prevented.

[0045] Further, in an embodiment of the utility model, the tail part 113 bottom end is further provided with first perforation 1131 and second perforation 1132, the import 21 is from first perforation 1131, the export 22 is from second perforation 1132. It can be understood that, by setting the import 21 and the export 22 at the bottom end of the tail part 113, interference of the setting of the cooling channel 20 to the installation of the charging socket 100 is prevented.

[0046] The above-mentioned is only optional embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation made by using the utility model specification and drawing contents, or direct / indirect application in other related technical fields under the concept of the utility model is included in the patent protection range of the utility model.

[0047] The above-mentioned is only optional embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation made by using the utility model specification and drawing contents, or direct / indirect application in other related technical fields under the concept of the utility model is included in the patent protection range of the utility model.

Claims

1. A charging socket (100) having a housing and a cooling channel (20), characterized in that, The shell comprises: a main body (11) having a cylindrical outer wall; a support plate (12) arranged in the main body (11) and perpendicular to the outer wall; a plug-in column (13) protruding from the support plate (12), the plug-in column (13) being provided with a conductive terminal (30) therein; wherein the cooling channel (20) has an inlet (21), a main channel (23) and an outlet (22) connected in sequence, the inlet (21) and the outlet (22) are arranged on the bottom wall of the main body (11), the main channel (23) is arranged on the support plate (12), and a cooling medium passes through the cooling channel (20).

2. The charging socket (100) according to claim 1, characterized in that, The main body (11) comprises a plug-in part (111), a mounting plate (112) and a tail part (113) connected in sequence, and the plug-in part (111) is used for plugging with a charging gun.

3. The charging socket (100) according to claim 2, characterized in that, The support plate (12) has a first face (121) at one end facing the plug-in part (111), and a second face (122) opposite to the first face (121), the first face (121) and the main body (11) form a plug-in cavity (14), and the second face (122) and the main body (11) form a mounting cavity (15).

4. The charging socket (100) according to one of claims 1 to 3, characterized in that The main channel (23) is arranged in the support plate (12) and surrounds the outer edge of the support plate (12).

5. The charging socket (100) according to claim 4, characterized in that, The cooling channel (20) is arranged in the shell and is integrally formed with the shell.

6. The charging socket (100) according to claim 5, characterized in that, The cooling medium is a gas.

7. The charging socket (100) according to claim 6, characterized in that, The inlet (21) and the outlet (22) are arranged on the bottom of the main body (11), and the outlet (22) is in communication with the atmosphere.

8. The charging outlet (100) according to claim 3, characterized in that, The plug-in column (13) comprises a power plug-in column (131), the power plug-in column (131) is provided with a power terminal (31) therein, the cooling channel (20) is a pipeline, the main channel (23) is provided with a surrounding part (231) corresponding to each power plug-in column (131), and the surrounding part (231) surrounds the outer wall of the power plug-in column (131).

9. The charging socket (100) of claim 8, characterized in that, The support plate (12) is provided with a first through hole (123) and a second through hole (124) corresponding to each power plug-in column (131), the first through hole (123) and the second through hole (124) are arranged adjacent to each other and to the corresponding power plug-in column (131); the pipeline enters the plug-in cavity (14) from the first through hole (123) of the mounting cavity (15), forms the surrounding part (231), and then enters the mounting cavity (15) from the second through hole (124).

10. The charging socket (100) of claim 9, characterized in that, The tail part (113) is further provided with a first through hole (1131) and a second through hole (1132) at the bottom end, the inlet (21) passes out of the first through hole (1131), and the outlet (22) passes out of the second through hole (1132).

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